function [stageTrack, stageID]  = addNewStage(main)

    main.stageID = main.stageID + 1;
    stageID = main.stageID;
    
    stageToAdd = ['stage' num2str(stageID)];
    
    stageTrack = main.addprop(stageToAdd);
    main.(stageToAdd) = newStage();
    main.(stageToAdd).stageID = main.stageID;
    
    % Falta tracking

end